Why can't I find D3 on this nodemcu V.3? And what pins can I replace it?

ericgibbs

Joined Jan 29, 2010
13,864
hi abu,
I use this video as a guide for the ESP32 pinout
Watch the video if you really need to get all the details on the ESP32 pin functions.

About 4:30 into the vid it notes GPIO 3
E
 
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